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  8. o-Tolidine dihydrochloride, 97%

o-Tolidine dihydrochloride, 97%

Catalog No. p-7024038
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AAA1819614 25 g
AAA1819622 100 g
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Catalog No. AAA1819614 Supplier Thermo Scientific Chemicals Supplier No. A1819614
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Description

CAS: 612-82-8 | C14H18Cl2N2 | 285.212 g/mol

o-Tolidine dihydrochloride is used as a sensitive colorimetric reagent for gold and for free chlorine in water.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
o-Tolidine dihydrochloride is used as a sensitive colorimetric reagent for gold and for free chlorine in water.

Solubility
Soluble in water.

Notes
Air and light sensitive. Incompatible with oxidizing agents.

Chemical Identifiers

CAS 612-82-8
Molecular Formula C14H18Cl2N2
Molecular Weight (g/mol) 285.212
MDL Number MFCD00012960
InChI Key LUKPNZHXJRJBAN-UHFFFAOYSA-N
Synonym 3,3'-dimethylbenzidine dihydrochloride, o-tolidine dihydrochloride, 3,3'-dimethyl-1,1'-biphenyl-4,4'-diamine dihydrochloride, unii-5msk350kd8, dsstox_cid_511, dsstox_rid_75633, dsstox_gsid_20511, tolidine dihydrochloride, 1,1'-biphenyl-4,4'-diamine, 3,3'-dimethyl-, dihydrochloride, 3,3'-dimethylbenzidine.2hcl
PubChem CID 108938
IUPAC Name 4-(4-amino-3-methylphenyl)-2-methylaniline;dihydrochloride
SMILES CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N.Cl.Cl

Specifications

Melting Point >300°C
Odor Odorless
Quantity 25 g
UN Number UN3077
Sensitivity Air and light sensitive
Solubility Information Soluble in water.
Formula Weight 285.22
Percent Purity 97%
Chemical Name or Material o-Tolidine dihydrochloride

Safety and Handling

Hazard Category H302-H350
Hazard Statement GHS H Statement
H350-H302
May cause cancer.
Harmful if swallowed.
Precautionary Statement P201-P202-P264b-P270-P281-P301+P312-P308+P313-P330-P501c
DOTInformation Transport Hazard Class: 9; Packing Group: III; Proper Shipping Name: ENVIRONMENTALLY HAZARDOUS SUBSTANCES, SOLID, N.O.S.
EINECSNumber 210-322-5
RTECSNumber DD1226000
TSCA Yes
Recommended Storage Ambient temperatures; Store under Argon

RUO – Research Use Only